2 SIP Lines Poe IP Phone 3 Way Call 100V - 240V 75x28 mm LCD 32Mbits Flash

OFS-IP220 IP Phone

Specification

Maintenance and Management

Web ,telnet and keypad management

Management with different account right

Upgrade firmware through HTTP, FTP or TFTP.

Telnet remote management/Upload/download setting file

Safe mode provide reliability

Supoort Auto Provisioning (upgrade firmware or configuration file)

Support Syslog

IP220 is a kind of voice communication terminal which is based on wide band and independent of PC

(personal computer).

Features

Support SIP 2.0 (RFC3261) and correlative RFCs

Codec:G.711 A/U Law, G.723.1, G.729a/b, G.722,G.722.1, G.726

Echo cancellation: Support G.168, and Hands-free can support 96ms, Hand free Speaker Phone

Support Voice Gain Setting, VAD, CNG

Full duplex hands-free speakerphone

NAT transverse:support STUN client

SIP support SIP domain, SIP authentication (none, basic, MD5), Peer to Peer/ IP call

SIP support 2 SIP lines. Can connect to SIP1 and SIP2 server at the same time

DTMF:Support SIP info, DTMF Relay, RFC2833

SIP application: support Call forward/ transfer/ holding/ waiting / 3 way talking

Call control features: Flexible dial map, Hotline, Empty calling reject, Black list for reject authenticated call, limit call, No disturb, Caller ID

Support Phonebook 500 records

Incoming calls / Outgoing calls / Missing calls. Each support 100 records

Support 10 kind of ring type and 1 user ring

Support IAX2

Support SRTP

Support SMS

Support Speed Dial

Support Memo

Support XML

Network Features

WAN/LAN: Support Bridge and Router model

Support basic NAT and NAPT

Support PPPoE for xDSL

Support DHCP Client on WAN

Support DHCP Server on LAN

Support VLAN (optional: voice vlan/data vlan)

QoS with DiffServ

Support DMZ

Support VPN (L2TP/UDP TUNNEL/OpenVPN)

Support main DNS and secondary DNS server

Support DNS Relay, SNTP Client, Firewall

Network tools in telnet server: Including ping, trace route, telnet client